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经营范围
发明名称
Optical amplifier, optical amplifying apparatus, optical transmitter for use in optical communications system, and optical surge suppression method for the optical amplifier
摘要
申请公布号
US6172801(B2)
申请公布日期
2001.01.09
申请号
US08/925917
申请日期
1997.09.09
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发明人
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